Protists

  • General Characteristics
    • Classification criteria
    • Eukaryotes
    • Not animal, plant, or fungi
  • Protist Diversity
    • Full spectrum of modes of life
    • For unicellular to multicellular
    • Autotrophic to heterotrophic
    • Asexual to sexual reproduction
    • Pathogenic to beneficial
    • Sessile to mobile
    • Animal-like Protists
    • Heterotrophs / predators
      • Amoeba
      • Paramecium
      • Stentor
    • Plant-like Protists
    • Autotrophs / photosynthesis
      • Euglena
      • Algae
      • Diatoms
    • Parasitic and Pathogenic Protists
    • Malaria
    • Giardia
    • Trypanosomes
    • Beneficial and Necessary Protists
    • Small algae and diatoms
      • Much of the world’s photosynthesis
      • Produces around 90% of the atmospheric oxygen
    • Heterotrophic protists and animals
      • Key ecological role at the base of the marine food web
  • Mobility
    • How Protists move
    • Flagellum
    • Cilia
    • Pseudopod